> so I went tracing trough read() with "stepi" (is there some way to
> get gdb to show the next machine instruction after each stepi?
> instead it shows the next C line which is rather useless)

(gdb) define si
...
>stepi
>x/i $pc
>end

then use si instead of stepi.  (I conjecture that this sort of hack is
why both si and stepi exist.)

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